Sevastian is a distinctive boys' name in United States, ranking #6293 in 2016 with 14 recorded births. The name reached its all-time peak in 2008 with 35 births ranking #3268. Since 1996, the popularity has increased by 133.3%. In 2016, approximately 1 in every 135,515 boys born was named Sevastian. FALLING Recent data shows the name is currently falling.